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JPL Small-Body Database Browser
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437100 (2012 US101)
Classification: Main-belt Asteroid          SPK-ID: 2437100
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01941528760957591 9.7942e-08  
a 3.07430857331138 6.8931e-08 au
q 3.014619988159955 3.0718e-07 au
i 11.53601906936494 1.1381e-05 deg
node 48.14902931165116 4.1683e-05 deg
peri 14.08714753138287 0.00025784 deg
M 53.32776423930066 0.00025225 deg
tp 2458308.844287791519
(2018-Jul-09.34428779)
0.0013792 TDB
period 1968.881649039296
5.39
6.6219e-05
1.813e-07
d
yr
n .1828449161358479 6.1496e-09 deg/d
Q 3.133997158462806 7.027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      6274 days (17.18 yr)  
   first obs. used      2001-10-11  
   last obs. used      2018-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64826  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:51:05  

Additional Information
 Earth MOID = 2.02617 au 
 Jupiter MOID = 1.94709 au 
 T_jup = 3.199 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO437695  

437100 (2012 US101)          Discovered 2007-Nov-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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